Home / 54,308.46-81,446.70-16,356.18

Finding the Fourth Proportional to 54,308.46, 81,446.70 and 16,356.18

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Solution

The fourth proportional to 54,308.46, 81,446.70 and 16,356.18 is: 24,529.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,308.46 : 81,446.70 = 16,356.18 : x
  2. Step 2: Convert to fraction form
    54,308.46/81,446.70 = 16,356.18/x
  3. Step 3: Cross multiply
    54,308.46x = 81,446.70 × 16,356.18
  4. Step 4: Simplify right side
    54,308.46x = 1,332,156,885.61
  5. Step 5: Solve for x
    x = 1,332,156,885.61/54,308.46
  6. Step 6: Final answer
    x = 24,529.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.